Niobium oxide Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 1313-96-8 |
| Product name | Niobium oxide |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeElectronic GradeIndustrial Grade |
| Packaging | 25KG/bag500KG/bag1000KG/bag |
| Sample | Test Samples Available (Click to Request Samples) |
| COA | View COA |
| Price | Get Quote |
| Supply Type | Bulk / Contract manufacturing / OEM |
| Shipping | FCL / LCL available |
| Payment Terms | Support FOB \ CIF \ EXW quotations, and accept Letter of Credit (L/C). |
| Manufacturer | Greenrock Chemical(China Factory) |
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Documents We Provide for Niobium oxide
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Niobium oxide Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Niobium oxide
| Industry | Application | Process |
|---|---|---|
| Electronics Industry | Manufacturing lithium niobate (LiNbO₃) and tantalum–niobium-based piezoelectric, pyroelectric, and nonlinear optical crystals | Solid-state reaction: High-temperature sintering of niobium pentoxide with lithium carbonate and other raw materials, followed by single-crystal growth (e.g., Czochralski method) |
| Electronics Industry | Dielectric material for high-performance capacitors—particularly for multilayer ceramic capacitors (MLCCs) | Tape casting and co-firing: Mixing niobium pentoxide powder with base materials such as barium titanate, granulation, tape casting, stacking, binder burnout, and co-firing at 1200–1350 °C under nitrogen/hydrogen atmosphere |
| Metallurgical Industry | Niobium–iron alloy and additive for specialty steels to enhance strength, toughness, and high-temperature oxidation resistance | Aluminothermic reduction: Igniting a mixture of niobium pentoxide and aluminum powder to produce niobium–iron alloy; or silicothermic reduction in an electric arc furnace |
| Catalyst Industry | Support or active component in petroleum cracking, propane dehydrogenation, and selective oxidation reactions | Impregnation–calcination: Loading niobium pentoxide onto supports such as silica or alumina, followed by calcination at 100–600 °C for activation; or using niobium pentoxide as a precursor for homogeneous niobium-based complexes |
| Optics and Laser Industry | High-refractive-index optical coating material (e.g., antireflection and reflective coatings) and Q-switch elements for lasers | Physical vapor deposition (PVD): Electron-beam evaporation or magnetron sputtering of niobium pentoxide targets to form thin films on optical components; or sol–gel processing—spin-coating a precursor solution followed by thermal treatment |
| Battery Materials | Modifier for anode materials in lithium/sodium-ion batteries and dopant component in solid-state electrolytes | Solid-state sintering or hydrothermal synthesis: Compositing with graphene, TiO₂, etc., to prepare hybrid anodes; or doping into garnet-type solid-state electrolytes (e.g., LLZO) to improve interfacial stability |
Manufacturing Quality Control of Niobium oxide
| Test Item | Common Test Methods | Method Overview |
|---|---|---|
| Main Component Content (Nb₂O₅) | Gravimetric Method (Hydrofluoric-Sulfuric Acid Dehydration) | The sample is dissolved with hydrofluoric acid, heated to dehydrate and convert into stable metaniobic acid; the remaining mass is weighed to calculate the Nb₂O₅ content. |
| Spectrophotometry (Arsenazo III Method) | In a strong acid medium, Nb⁵+ forms a colored complex with Arsenazo III; the absorbance is measured colorimetrically for quantification. | |
| Impurity Element Content | Inductively Coupled Plasma Atomic Emission Spectroscopy (ICP-AES) | After acid dissolution or fusion, the sample is introduced into an ICP light source for excitation; the elemental impurities are determined based on characteristic spectral intensities. |
| Inductively Coupled Plasma Mass Spectrometry (ICP-MS) | Highly sensitive detection of trace metal impurities (e.g., Fe, Cr, Ni, Cu, Ta), suitable for high-purity Nb₂O₅. | |
| Moisture Content | Karl Fischer Titration | Iodine reacts quantitatively with water in the presence of sulfur dioxide in an organic solvent; the moisture content is determined by titration. |
| Loss on Ignition | Gravimetric Method (High-Temperature Ignition) | The sample is ignited at high temperature (e.g., 1000°C) for a specified time; the mass difference before and after ignition is used to calculate the weight loss (including moisture and volatiles). |
| Particle Size Distribution | Laser Particle Size Analysis | The sample is dispersed in a liquid or gas medium; particle size and distribution are measured based on laser scattering principles. |
| Specific Surface Area | BET Nitrogen Adsorption Method | The specific surface area is calculated using the BET equation based on the amount of nitrogen adsorbed at low temperature on the sample surface. |
| Crystal Structure | X-ray Diffraction (XRD) | Analyzes the crystal structure of the sample to determine phase purity and identify any impurity phases (e.g., amorphous or Ta₂O₅ phases). |
Technical Specifications of Niobium oxide
| Test Item | Specification |
|---|---|
| Appearance | White to almost white powder or crystals |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=0.3% |
| Heavy Metals | <=20 ppm |
| Total Impurities | <=1.5% |
| Solubility | Insoluble in water; soluble in hydrofluoric acid and hot concentrated sulfuric acid |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Packaging of Niobium oxide
Industrial Niobium oxide Procurement FAQ
1. How do you ensure product quality consistency?
We rely on a mature China-based manufacturing system and implement strict batch control and quality inspection for every shipment. Our production process complies with ISO 9001 standards, and a COA is provided for each batch to ensure consistent and reliable quality.
2. Do you offer competitive pricing for bulk orders?
Yes, as a China-based manufacturer and bulk supplier, we provide tiered pricing based on order volume. We support FOB and CIF quotations, as well as L/C payment terms for large transactions to meet international trade requirements.
3. Can you support large-volume or long-term supply?
We have stable production capacity and a well-established supply chain, enabling continuous bulk supply. We support ton-level and container-level orders, as well as long-term cooperation projects.
4. What is your typical lead time?
For in-stock products, shipment can be arranged within 1–3 days. For bulk packaging or customized orders, lead time depends on the specific quantity and production schedule.
5. What documents do you provide?
We can provide complete documentation upon request, including COA, SDS, TDS, and other compliance certificates, meeting industrial procurement and export requirements.
6. Can you customize product specifications or packaging?
Yes, we support customization of parameters such as purity, impurities, residual solvents, and heavy metals. We also offer various bulk packaging options, including 25kg bags, drums, and IBC tanks, suitable for industrial applications and transportation.
7. What shipping options do you support?
We support both FCL (Full Container Load) and LCL (Less than Container Load) shipments, and can flexibly arrange logistics solutions based on order size to meet bulk chemical export needs.
8. Do you provide technical or application support?
Yes, we provide basic application guidance and technical support based on industry experience to help customers optimize product usage.
9. How do you handle compliance and export regulations?
We are familiar with international trade and export regulations, ensuring all products comply with relevant requirements. We also provide complete documentation to support smooth customs clearance and global delivery.
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